https://seclists.org/oss-sec/2026/q2/251: The GNU C Library security advisories update for 2026-04-28
Published Apr 28, 2026
·Updated
Affected Software
1 affected component
GNU GNU C Library>=2.2
Frequently Asked Questions
1
What is the severity of GLIBC-SA-2026-0011?
GLIBC-SA-2026-0011 has been classified as a high-severity vulnerability due to the potential for buffer overflow.
2
How do I fix GLIBC-SA-2026-0011?
To fix GLIBC-SA-2026-0011, users should update their GNU C Library to the latest patched version that addresses this vulnerability.
3
What systems are affected by GLIBC-SA-2026-0011?
GLIBC-SA-2026-0011 affects all versions of the GNU C Library starting from version 2.2 and newer.
4
What specific functions are vulnerable in GLIBC-SA-2026-0011?
The vulnerable functions in GLIBC-SA-2026-0011 are ns_printrrf, ns_printrr, and fp_nquery.
5
What potential risks does GLIBC-SA-2026-0011 pose?
GLIBC-SA-2026-0011 poses a risk of remote code execution if exploited via crafted DNS packets.